Nature of materials; 1887-1941, the buildings Frank Lloyd Wright, new foreword and bibliography by the author.

MLA

Hitchcock, H. Nature of Materials; 1887-1941, the Buildings Frank Lloyd Wright, New Foreword and Bibliography by the Author. London: Trewin copplestone publishing, 1973.

APA

Hitchcock, H. (1973). Nature of materials; 1887-1941, the buildings Frank Lloyd Wright, new foreword and bibliography by the author. London: Trewin copplestone publishing.

Chicago

Hitchcock, H. Nature of Materials; 1887-1941, the Buildings Frank Lloyd Wright, New Foreword and Bibliography by the Author. London: Trewin copplestone publishing, 1973.